. thisflash-bangtechnology, ifthat explains pops people heard other than gunfire, they are a briefly devastating weapon that can just take hold of your senses and leave the suspect blinded and deafened momentarily while people move in. closed space. i have seen them used outdoors in a courtyard, a wartime backdrop in afghanistan. they are very effective. just told we have another guest. clint van zant, fbi veteran profiler. what can you add, clint? >> well, as you know my background is as a hostage negotiator. having been in similar situations like this working with tactical teams, this is a hand in glove operation. the negotiator is on the scene. he or she will be working hard to extend a hand and allows this individual to come out. with the potential explosive device of something inside the best case scenario would be for the negotiator to get the subject to come over the side of the boat, crop to the ground so that the tactical team. anything like that. then they can close, make the arrest and then administer first aid. it's going to have to work like that. they are not going to e

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shops and sold online. the company's vice presidentoftechnologysaysthey are horrified to find out their batteries can be used in such an act. >> horrified, appalled, shocked. batteries used for toys, rc cars and trucks and to see it used in such a way is